Open-source editor-plugin software
959 open-source libraries, tools and applications tagged editor-plugin, ranked by how closely editor-plugin is their primary purpose, then by adoption and maintenance health. Each entry links to a page with sources, use cases and when to choose or avoid it.
959 products, primary matches first, then adoption-weighted; health v2 shown.
| Product | Health v2 | Stars | Maturity |
|---|---|---|---|
| Monnoroch/ColorHighlighter ColorHighlighter is a Sublime Text 2/3 plugin that previews color values like hex codes, rgb() values, and named colors by underlaying them… | 32 | 1293 | abandoned |
| hrsh7th/nvim-compe nvim-compe is a Lua-based auto-completion plugin for Neovim (0.5+) that provides fuzzy matching, LSP completion support, and a flexible cus… | 10 | 1271 | abandoned |
| rubyide/vscode-ruby A monorepo of Visual Studio Code extensions providing Ruby language support, including syntax highlighting, snippets, linting, formatting, … | 10 | 1255 | abandoned |
| atom/markdown-preview An Atom editor package that renders a live HTML preview of Markdown files alongside the editor, toggled with ctrl-shift-m. It supports comm… | 10 | 1226 | abandoned |
| Lin Lin is an Xcode plugin that provides auto-completion for NSLocalizedString and related localization functions in Objective-C and Swift. It … | 10 | 1219 | abandoned |
| pdcgomes/XCActionBar An Xcode plugin that provides an Alfred/Spotlight-style action bar for quickly executing menu commands, code snippets, text transformations… | 32 | 1198 | abandoned |
| microsoft/vscode-arduino A Visual Studio Code extension for developing, building, and uploading Arduino sketches, with IntelliSense, board/library managers, and a s… | 10 | 1192 | abandoned |
| koomai/phpstorm-laravel-live-templates A collection of Laravel live templates (code snippets) for PhpStorm and IntelliJ IDEs, covering routes, Blade, schema builder, requests, ca… | 10 | 1166 | abandoned |
| guari/eclipse-ui-theme MoonRise is a dark UI theme plugin for Eclipse 4.2+ that restyles the IDE's appearance via CSS, with an optional syntax highlighting color … | 32 | 1156 | abandoned |
| nvarner/typst-lsp A deprecated language server for the Typst typesetting language, written in Rust, with a companion VS Code extension. It provides syntax hi… | 10 | 1151 | abandoned |
| facebookarchive/sublime-react A Sublime Text plugin providing React/JSX code snippets, formerly also providing JSX syntax highlighting. Syntax highlighting is deprecated… | 10 | 1133 | abandoned |
| shagabutdinov/sublime-enhanced A collection of plugins for the Sublime Text editor focused on mouseless usage, improved code and file navigation, and automation of common… | 32 | 1129 | abandoned |
| TypeStrong/atom-typescript A TypeScript language plugin for the Atom editor providing autocomplete, live error analysis, type info on hover, and compile-on-save via t… | 23 | 1124 | abandoned |
| haya14busa/incsearch.vim A Vim plugin that improves incremental searching by highlighting all pattern matches as you type, including live regular expression editing… | 23 | 1109 | abandoned |
| littlebee/git-time-machine An Atom editor package that renders a visual timeplot of commits for the current file, letting users click or hover to inspect and compare … | 32 | 1107 | abandoned |
| kimsungwhee/KSHObjcUML An Xcode plugin that displays an oriented dependency graph between Objective-C and Swift classes in a project. It is based on objc-dependen… | 23 | 1045 | abandoned |
| kolinkrewinkel/Polychromatic An Xcode plugin that provides semantic syntax highlighting, assigning unique dynamic colors to properties, ivars, and local variables. It d… | 23 | 1040 | abandoned |
| ivanov/vim-ipython A Vim plugin providing two-way integration with IPython kernels over ZeroMQ, letting users send lines or files for execution and get object… | 32 | 1038 | abandoned |
| nondanee/vsc-netease-music An unofficial Netease Cloud Music player extension for Visual Studio Code that streams and plays songs inside the editor using a Webview an… | 32 | 1038 | abandoned |
| GitHub Copilot Chat A deprecated GitHub repository that served as the feedback channel for GitHub Copilot Chat and Copilot completions in Visual Studio Code, c… | 10 | 1023 | abandoned |
| cezarypiatek/MappingGenerator MappingGenerator is a Roslyn-based code fix provider for C# that generates object-to-object mapping code at design time, serving as a compi… | 10 | 1022 | abandoned |
| wangshengjia/VWInstantRun VWInstantRun is an Xcode plugin that builds and runs only the selected lines of code, printing output directly to the Xcode console without… | 23 | 1015 | abandoned |
| stefanceriu/SCXcodeMiniMap An Xcode plugin that adds a Sublime Text-style source editor minimap to Xcode, with customizable themes, sizes, and highlighting for search… | 23 | 1013 | abandoned |
| xolox/vim-easytags A Vim plugin that automatically generates and updates Exuberant Ctags tag files as you edit, and dynamically syntax-highlights tags in supp… | 32 | 1002 | abandoned |
| chrisdone-archive/intero Intero was an Emacs-integrated interactive development environment for Haskell, pairing an Emacs Lisp package with a stack-managed backend … | 10 | 997 | abandoned |
| Tabby Tabby is a self-hosted, open-source AI coding assistant that serves as an on-premises alternative to GitHub Copilot. It provides LLM-powere… | 76 | 33888 | active |
| rocketride-org/rocketride-server RocketRide is an open-source AI pipeline engine with a high-throughput C++ runtime and 100+ Python-extensible nodes for building, debugging… | 82 | 17760 | active |
| Harper Harper is an open-source, offline English grammar checker written in Rust that runs entirely on-device with millisecond lint times. It ship… | 91 | 16712 | active |
| iamgio/quarkdown Quarkdown is a modern Markdown-based typesetting system written in Kotlin that compiles Markdown with scripting extensions into papers, pre… | 94 | 16320 | active |
| microsoft/pyright Pyright is a full-featured, standards-based static type checker for Python built by Microsoft, designed for high performance on large codeb… | 98 | 15694 | active |
| Infracost Infracost is a cloud cost intelligence tool that estimates monthly costs and flags FinOps best practices for Terraform, Terragrunt, CloudFo… | 90 | 12565 | active |
| DiceBear DiceBear is an open source avatar library that deterministically converts seed strings (usernames, emails, IDs) into customizable SVG avata… | 97 | 9831 | stable |
| open-pencil/open-pencil OpenPencil is an open-source, AI-native design editor that opens and writes native Figma (.fig) files, with built-in AI chat that can creat… | 83 | 9153 | active |
| golang/tools The golang.org/x/tools module provides packages and commands for static analysis of Go programs, including SSA IR, call graphs, and a modul… | 95 | 8007 | active |
| facebook/pyrefly Pyrefly is a fast Python type checker and language server written in Rust, providing CLI-based type checking plus IDE features like code na… | 84 | 7094 | stable |
| kucherenko/jscpd jscpd is a copy/paste detector that finds duplicated code blocks across 223+ programming languages and formats using the Rabin-Karp algorit… | 99 | 6421 | active |
| AidLux (AidLearning) AidLux (originally AidLearning) is an AIoT development platform that runs a native Ubuntu Linux environment with GUI, deep learning tooling… | 63 | 5812 | active |
| fallow Fallow is a Rust-based CLI that performs static analysis of TypeScript and JavaScript codebases, detecting unused code, duplication, circul… | 79 | 5189 | active |
| kotest/kotest Kotest is a comprehensive, multiplatform testing framework for Kotlin offering a flexible test DSL, over 350 assertion matchers, and integr… | 100 | 4789 | active |
| IvanMurzak/Unity-MCP A Unity plugin, MCP server, and CLI that lets AI agents (Claude, Cursor, Copilot, Gemini, Codex, etc.) build, edit, and playtest Unity game… | 84 | 4512 | active |
| atopile/atopile atopile is a language, compiler, and toolchain for designing electronic circuit boards as code using declarative .ato files. It provides de… | 67 | 3976 | active |
| dafny-lang/dafny Dafny is a verification-aware programming language with native support for writing specifications and a built-in static verifier powered by… | 73 | 3578 | active |
| DotNetAnalyzers/StyleCopAnalyzers StyleCop.Analyzers implements StyleCop style rules as Roslyn analyzers for C#, distributed as a NuGet package. It includes code fixes for m… | 86 | 2860 | active |
| Promptflow Prompt flow is a suite of Python SDK, CLI, and VS Code extension tools for the end-to-end development of LLM-based AI applications, linking… | 76 | 11254 | maintenance |
| flix/flix Flix is a statically typed, effect-oriented programming language that combines functional, imperative, and logic programming paradigms, dev… | 99 | 2758 | active |
| CodeBoarding CodeBoarding is an open-source CLI and toolchain that combines static analysis with LLM reasoning to generate interactive architecture diag… | 86 | 2601 | active |
| tamasfe/taplo Taplo is a versatile TOML v1.0.0 toolkit written in Rust, providing a parser, analyzer, and formatter usable as a library, CLI, VS Code ext… | 73 | 2403 | active |
| Runme Runme is an open-source tool that makes Markdown documentation executable, running shell commands and code snippets directly from fenced co… | 95 | 2179 | active |
| BeaconBay/ck ck is a grep-compatible code search tool written in Rust that combines traditional BM25/regex search with local embedding-based semantic se… | 77 | 1739 | active |
| Scalafmt Scalafmt is a code formatter for Scala that enforces consistent style across a codebase. It is configurable via a .scalafmt.conf HOCON file… | 95 | 1490 | stable |
| study8677/repobrain RepoBrain (formerly Antigravity) is an MCP server and AI coding assistant plugin that indexes a codebase into a knowledge base so you can a… | 72 | 1325 | active |
| sbdchd/squawk Squawk is a linter for Postgres migrations and SQL that catches statements which could cause downtime, such as blocking locks or breaking s… | 95 | 1227 | active |
| daveshanley/vacuum vacuum is an ultra-fast OpenAPI, AsyncAPI, and JSON Schema linter and quality-checking tool written in Go, fully compatible with Spectral r… | 95 | 1135 | active |
| Refact Refact is an open-source, self-hosted AI coding agent written in Rust that plans and executes engineering tasks end-to-end from your IDE, w… | 10 | 3541 | maintenance |
| Microsoft Quantum Development Kit The Microsoft Quantum Development Kit provides tooling for the Q# quantum programming language, including a compiler, language service, sta… | 94 | 1024 | active |
| rstacruz/sparkup Sparkup is a Python tool that expands CSS-selector-like abbreviations (e.g., `#header > h1`) into full HTML code. It runs as a command-line… | 32 | 1552 | maintenance |
| dotnet/modernize-dotnet An AI-powered GitHub Copilot agent plugin that analyzes .NET applications, generates upgrade plans, and applies code changes to modernize t… | 73 | 1206 | maintenance |
| microsoft/prompty Prompty is a markdown-based file format (.prompty) for authoring LLM prompts with YAML frontmatter for model config, inputs, tools, and tem… | 91 | 1285 | experimental |
| nsf/gocode Gocode is an autocompletion daemon for the Go programming language that integrates with editors like Vim, Neovim, and Emacs. It uses a clie… | 58 | 4986 | abandoned |
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